Invalid mac/ios standalone engine file

panagiotis m merakosp at
Fri Dec 31 10:33:16 EST 2021

Hello Andreas,

What is the minimum deployment target in the iOS standalone settings? I
suggest setting it to "9.0 or later".

Kind regards,

On Fri, 31 Dec 2021 at 16:03, Andreas Bergendal via use-livecode <
use-livecode at> wrote:

> Hi all,
> So, following the release of LC 9.6.6 rc1, I took the plunge and upgraded
> my Mac to Monterey (12.1) and Xcode to 13.2.1.
> I now want to build an iOS15 version of my app and upload to AppStore, to
> prevent the crashing that has occurred for users with the iOS14 version.
> Everything works fine in the Simulator (iOS15.2), but when I try to build
> the standalone for upload, I get the error message:
> ”There was an error while saving the standalone application
> invalid mac/ios standalone engine file”
> It still actually builds the app, but I’m afraid of uploading it to
> AppStore after such an error message.
> I have so far done the following:
> - Using macOS Monterey 12.1
> - Using Xcode 13.2.1
>   - Selected Xcode 13.2.1 in the Command Line Tools section in Xcode
>   - Reinstalled the Command Line Tools just in case (following hint in the
> Forum)
> - Using LiveCode 9.6.6 rc1 (Pro)
>   - Selected the correct path in LC to Xcode 13.2.1, green-lighted
> - Turned the Mac off, and on again...
> With a development provisioning profile everything works fine when
> deploying to the Simulator.
> With a development provisioning profile the error message appears and it
> doesn’t deploy to my physical device (iPhone X, iOS 15.2).
> With a distribution provisioning profile the error message appears when
> building a standalone.
> All certificates and provisioning profiles are valid.
> Why, oh why, does it not work?
> Hoping for a solution before the New Year! :)
> Wishing you all a Happy New Coding Year 2022!
> /Andreas
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